diff --git a/src/db/interface.rs b/src/db/interface.rs
index 7a6d8ad..f8ca052 100644
--- a/src/db/interface.rs
+++ b/src/db/interface.rs
@@ -15,7 +15,7 @@ impl<D: DatabaseInterface> DatabaseInterface for Database<D> {
 }
 
 pub trait DatabaseInterface: Clone + Send + Sync + 'static {
-    async fn get_user(&self, user: &UserRef) -> Result<Option<User>, BoxedError>;
+    fn get_user(&self, user: &UserRef) -> impl std::future::Future<Output = Result<Option<User>, BoxedError>> + Send;
     async fn create_user(
         &mut self,
         user: User,